raise gmavenplus-plugin from 1.6 to 1.13.1 for better compatibility with Azure DevOps Artifacts Feeds

Author: in-fke

ocpp-v1_6-test/pom.xml

@@ -99,7 +99,7 @@
             <plugin>
                 <groupId>org.codehaus.gmavenplus</groupId>
                 <artifactId>gmavenplus-plugin</artifactId>
-                <version>1.6</version>
+                <version>1.13.1</version>
                 <executions>
                     <execution>
                         <goals>

ocpp-v2_0-test/pom.xml

@@ -100,7 +100,7 @@
             <plugin>
                 <groupId>org.codehaus.gmavenplus</groupId>
                 <artifactId>gmavenplus-plugin</artifactId>
-                <version>1.6</version>
+                <version>1.13.1</version>
                 <executions>
                     <execution>
                         <goals>
@@ -147,4 +147,4 @@
         </plugins>
     </build>
 
-</project>
+</project>